push

Add value to the end.

Alternatives: push, push$.
Similar: push, pop, shift, unshift.

function push(x, ...vs)
// x:  an array
// vs: values to add

const xarray = require('extra-array');

var x = [1, 2];
xarray.push(x, 3);
// → [ 1, 2, 3 ]

xarray.push(x, 3, 4);
// → [ 1, 2, 3, 4 ]

References

• Array.prototype.push() : MDN Web Docs
• std::list::push_back() : cppreference.com
• immutable-iterable-prototype : @azu